From 0cdc6434b653049dc1763231f83c680a537d1ccb Mon Sep 17 00:00:00 2001
From: Bastian Dehn <hhaalo@arcor.de>
Date: Wed, 23 Dec 2020 20:51:26 +0100
Subject: [PATCH] add: convert flac to opus option

---
 albentohandy | 49 +++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 41 insertions(+), 8 deletions(-)

diff --git a/albentohandy b/albentohandy
index 62c49ec..a3ec20d 100755
--- a/albentohandy
+++ b/albentohandy
@@ -9,7 +9,7 @@ NAME
 
 SYNOPSIS
     albentohandy [-3] [-c] [-f] [-h] [-i <inputfile>] [-m <destfolder>] [-r]
-                 [-w <workdir>]
+                 [-o] [-w <workdir>]
 
 OPTIONS
     -3                      convert to mp3
@@ -19,6 +19,7 @@ OPTIONS
     -i <file>               input Datei default=albumlist
     -m <dest>               kopiert das Arbeitsverzeichnis
                             in das angegeben Zielverzeichnis
+    -o                      convert to opus
     -r                      löscht das Arbeitsverzeichnis
                             wenn -m angegeben ist
     -w <workdir>            das Arbeitsverzeichnis angegeben
@@ -116,6 +117,26 @@ ConvertFlacToMp3()
 		| parallel --will-cite --ungroup --eta --progress FlacToMp3 {}
 }
 
+FlacToOpus()
+{
+	local readonly INPUTFILE="$1"
+	local readonly OUTPUTFILE="${INPUTFILE[@]/%flac/opus}"
+	local readonly COVERFILE="${INPUTFILE%/*}/cover.jpg"
+
+	opusenc --picture "3|image/jpeg|||$COVERFILE" --quiet \
+		--bitrate 192 "$INPUTFILE" "$OUTPUTFILE"
+}
+
+ConvertFlacToOpus()
+{
+	local readonly WORKDIR="$1"
+
+	export -f FlacToOpus
+	find $WORKDIR -name *.flac \
+		| sort \
+		| parallel --will-cite --ungroup --eta --progress FlacToOpus {}
+}
+
 PictureToFlac()
 {
 	local readonly WORKDIR="$1"
@@ -274,7 +295,7 @@ ExistsBasicProgramms()
 	local exists=true
 	local programm=""
 	local readonly PROGRAMMS=("vorbiscomment" "flac" "oggenc" "parallel" \
-		"lame" "eyeD3" "metaflac")
+		"lame" "eyeD3" "metaflac" "opusenc")
 
 	for programm in $PROGRAMMS; do
 		if [ ! -f /usr/bin/$programm ]; then
@@ -295,6 +316,7 @@ SetDefaultVariables()
 	phase=3
 	flac=false
 	mp3=false
+	opus=false
 	cover=false
 	removework=false
 	cptodest=false
@@ -302,18 +324,20 @@ SetDefaultVariables()
 
 ReadArguments()
 {
-	while getopts "3cfhi:m:rw:" optname; do
+	while getopts "3cfhi:m:orw:" optname; do
 		case "$optname" in
 		"3")
-			mp3=true;
-			flac=false;
+			mp3=true
+			flac=false
+			opus=false
 			;;
 		"c")
-			cover=true;
+			cover=true
 			;;
 		"f")
-			mp3=false;
-			flac=true;
+			mp3=false
+			flac=true
+			opus=false
 			;;
 		"h")
 			Usage
@@ -327,6 +351,11 @@ ReadArguments()
 			dest="$OPTARG"
 			((phase++))
 			;;
+		"o")
+			opus=true
+			mp3=false
+			flac=false
+			;;
 		"r")
 			removework=true
 			;;
@@ -370,6 +399,10 @@ ConvertProcess()
 		printf "\nPhase %02d of %02d: flac -> flac with cover\n" \
 			$((curphase++)) $phase
 		PictureToFlac "$WORK"
+	elif [ $opus == true ]; then
+		printf "\nPhase %02d of %02d: flac -> opus\n" \
+			$((curphase++)) $phase
+		ConvertFlacToOpus "$WORK"
 	else
 		printf "\nPhase %02d of %02d: flac -> ogg\n" \
 			$((curphase++)) $phase
-- 
2.47.3